GENERAL INDEX. 



TO THE FIFTH AND SIXTH VOLUMES. 



(fjP'The Roman numerals signify the volume, and the figures, the page. 



ABSORPTION of air by water, V, 21. — effects of pressure on, 24 of liv- 

 ed air, see Air,fixe'd. 



Acid, marine, action of its vapour, V, 3, 7. 

 . nitrous, action of its vapour on charcoal, V, 4.— on animal fibres. — on 

 phosphorus, 5. — experiments on phlogisticated and dephlogisticated. 

 11.— how formed in the atmosphere, VI, 131. 



septic, contained in sea-water, V, 141. 



Acids, on, See Priestley. 



Advertisement, of the Am. Phil. Soc. V, iii. VI, iv. 



Mtites or eagle-stone, found in the alluvial soil of Maryland, VI, 319. 



Agaricus, poisonous effects of some species of, V, 62. 



Agitation. See Air. 



Air, absorption of by water, V, 21. — effects of pressure on the absorption of, 

 24.— effects of agitation on the same, 25. — generated by the freezing oi 

 water, 36. — exposed to heat in metallic tubes, 42. — transmission of 

 through the substance of some metallic tubes, 44. 



.fixed, absorption of by iron-filings with sulphur, V, 12. 



nitrous, readily absorbed by water, V, 23. 



phlogisticated, experiments on, V, 46. — method of obtaining, 50. 



phosphoric, not always inflammable by the admission of atmospheric, 



air, V, 9. 



vitriolic acid, water impregnated with produces sulphur, V, 8. 



different kinds of, purity or impurity of, V, 9. — proportion of latent heat 

 in, 10. — transposition of, 14. 



Albany, State of Nerv-York, longitude of, VI, 297 latitude 297". 



Aldebaran, occultation of by the moon, VI, 213. 



Alkali, caustic fixed, action of its vapour, V, 3. — pounded glass dissolved in 

 a solution of, 8. 



volatile, gives a blue colour to the solution of copper, V, 6. 



Alkaline matter, contained in sea-water, V, 141. 



Allison, Burgiss, D. D. his description of a newly invented globe time-piece, 

 V, 82.-— description of the pendant planetarium, 87. 



